Home / 60,291.46-90,458.88-20,852.56

Finding the Fourth Proportional to 60,291.46, 90,458.88 and 20,852.56

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Solution

The fourth proportional to 60,291.46, 90,458.88 and 20,852.56 is: 31,286.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,291.46 : 90,458.88 = 20,852.56 : x
  2. Step 2: Convert to fraction form
    60,291.46/90,458.88 = 20,852.56/x
  3. Step 3: Cross multiply
    60,291.46x = 90,458.88 × 20,852.56
  4. Step 4: Simplify right side
    60,291.46x = 1,886,299,222.73
  5. Step 5: Solve for x
    x = 1,886,299,222.73/60,291.46
  6. Step 6: Final answer
    x = 31,286.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.